*{
    padding:0;
    margin:0;
}
li{
    list-style:none;
}
.clearfix:after {
    content: "";
    display: block;
    clear: both;
    line-height: 0;
    height: 0;
    visibility: hidden;
}
.box>div{
    float:left;
}
.box>div:first-child{
    width:75%;
}
.box>div:last-child{
    width:24.2%;
    margin-left:0.8%;
}
.my-panel{
    box-shadow:0 0 3px #aaa;
    background:#fff;
    min-height:500px;
}
.panel-head{
    padding:6px;
    background:#f0f0f0;
    text-align:center;
}